The XO Vision GX2170B 7 Widescreen Overhead Monitor includes a built-in DVD player so you can enjoy movies while you are a passenger on the road. The XO Vision DVD player delivers the sound to your IR headphones so that the vehicle s driver is not disturbed. You are also able to use the built-in FM receiver with this unit. The overhead DVD player with IR/FM transmitters can send the audio through your vehicle s stereo system. This system comes with a remote control so you can control it from your seat. This is a good option for families with children as they can watch movies in the backseat during long trips. For easier viewing the XO Vision GX2170B 7 Widescreen Overhead Monitor swivels 90 degrees to the left and 220 degrees to the right.